Subtract 56/20 from 3/36
1st number: 3/36, 2nd number: 2 16/20
3/36 - 56/20 is -163/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
3/36 = 3 × 5/36 × 5 = 15/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
56/20 = 56 × 9/20 × 9 = 504/180 - Subtract the two like fractions:
15/180 - 504/180 = 15 - 504/180 = -489/180 - After reducing the fraction, the answer is -163/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/36-56/20 3/72-56/20 3/36-56/40 9/36-56/20 3/36-56/60 15/36-56/20 21/36-56/20